I know a lot of people use the chest freezers as fermentation chambers, but I think they work better for serving beer.
I understand I added height to my keezer with a wood collar, but you would not have to lift carboys in and out of a converted upright freezer of fridge like you you would with the chest type.
Tap 1: Golden Belgium Strong Ale
Tap 2: Citrus Peel Wheat
Tap 3: IPA
Tap 4: Ameri-Wheat